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Qiaoqiaoshang Au deposit, Western Qinling gold belt, Songpan Co., Ngawa (Aba) Autonomous Prefecture, Sichuan Province, China

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Ref.:
- Zhiping Li, and S.G. Peters (1998): Comparative Geology and Geochemistry of Sedimentary-Rock-Hosted (Carlin-Type) Gold Deposits in the People's Republic of China and in Nevada, USA. USGS Open-File Report 98-466.

- Peters, S.G. (2002): Geology, Geochemistry and Geophysics of Sedimentary-Hosted Au Deposits in P.R. China. USGS Open-File Report 02-131.

- Jingwen Mao, Yumin Qiu, Goldfarb, R.J., Zhaochong Zhang, Garwin, S., and Ren Fengshou (2002): Geology, distribution, and classification of gold deposits in the western Qinling belt, central China. Mineralium Deposita 37(3/4), 352-377.

- Gu, X.X., Liu, J.M., Schulz, O., Vavtar, F., and Zheng, M.H. (2002): Syngenetic origin for the sediment-hosted disseminated gold deposits in NW Sichuan, China: ore fabric evidence. Ore Geology Reviews 22, 91-116.

- Ruizhong Hu, Wenchao Su, Xianwu Bi, Guangzhi Tu, and Hofstra, A.H. (2002): Geology and geochemistry of Carlin-type gold deposits in China. Mineralium Deposita 37(3/4), 378-392.

- Central China Goldfields Plc, Annual Report (2005)

- http://www.ruegg.co.uk/Final%20Admission%20Document%20CCG.pdf





 Map Reference: 32°44'N , 103°38'E

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Group 2 - Sulphides and Sulfosalts
  		• Arsenopyrite2.EB.20
    FeAsS - (Fe
     
    0.90
    		Co
     
    0.10
    		)AsS
  		• Bournonite2.GA.50
    PbCuSbS
     
    3
  		• Chalcopyrite2.CB.10a
    CuFeS
     
    2
  		• Cinnabar2.CD.15a
    HgS
  		• Galena2.CD.10
    PbS
  		• Marcasite2.EB.10a
    FeS
     
    2
  		• Orpiment2.FA.30
    As
     
    2
    		S
     
    3
  		• Pyrite2.EB.05a
    FeS
     
    2
      var: Arsenian Pyrite2.EB.05a
    FeS
     
    2
  		• Realgar2.FA.15a
    As
     
    4
    		S
     
    4
  		• Sphalerite2.CB.05a
    (Zn,Fe
    2+
     
    		)S
  		• Stibnite2.DB.05
    Sb
     
    2
    		S
     
    3
  		• Tetrahedrite2.GB.05
    (Cu,Fe,Ag,Zn)
     
    12
    		Sb
     
    4
    		S
     
    13
    Group 4 - Oxides and Hydroxides
  		• Quartz4.DA.05
    SiO
     
    2
  		• Rutile4.DB.05
    TiO
     
    2
    Group 5 - Nitrates and Carbonates
  		• Calcite5.AB.05
    CaCO
     
    3
  		• Dolomite5.AB.10
    CaMg(CO
     
    3
    		)
     
    2
    Group 7 - Sulphates, Chromates, Molybdates and Tungstates
  		• Alunite7.BC.10
    KAl
     
    3
    		[(OH)
     
    3
    		|SO
     
    4
    		]
     
    2
  		• Anhydrite7.AD.30
    CaSO
     
    4
  		• Chalcanthite7.CB.20
    CuSO
     
    4
    		·5H
     
    2
    		O
  		• Gypsum7.CD.40
    Ca[SO
     
    4
    		] · 2H
     
    2
    		O
  		• Scheelite7.GA.05
    Ca[WO
     
    4
    		]
    Group 9 - Silicates
  		• Biotite9..
  		• Epidote9.BG.05
    {Ca
     
    2
    		}{Al
     
    2
    		Fe
    3+
     
    		}[O|OH|SiO
     
    4
    		|Si
     
    2
    		O
     
    7
    		]
  		• Kaolinite9.ED.05
    Al
     
    2
    		Si
     
    2
    		O
     
    5
    		(OH)
     
    4
  		• Pyrophyllite9.EC.10
    Al
     
    2
    		Si
     
    4
    		O
     
    10
    		(OH)
     
    2
    Unclassified Minerals
  		• 'Allanite'-
  		• 'Bitumen'-
  		• 'Chlorite Group'-
  		• Limonite-
    FeO(OH)·nH
     
    2
    		O
  		• 'Sericite'-


    31 entries listed. 25 valid minerals.

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    Copyright © Jolyon Ralph and Ida Chau 1993-2009. Jobs in China Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 28th Nov 2009 19:59:26